<template>
  <div>
    <type-nav></type-nav>
    <!--list-content-->
    <div class="main">
      <div class="py-container">
        <!--bread-->
        <div class="bread">
          <ul class="fl sui-breadcrumb">
            <li>
              <a href="#">全部结果</a>
            </li>
          </ul>
          <ul class="fl sui-tag">
            <!--   分类的面包屑  -->
            <li class="with-x"
              v-if="searchParams.categoryName "
            >{{searchParams.categoryName }}<i @click="removeCategoryName">×</i></li>
            <!--    关键字的面包屑    -->
            <li class="with-x"
                v-if="searchParams.keyword "
            >{{searchParams.keyword }}<i @click="removeKeyword">×</i></li>
            <!--    trademark的面包屑    -->
            <li class="with-x"
                v-if="searchParams.trademark "
            >{{searchParams.trademark.split(":")[1] }}<i @click="removetradeMark">×</i></li>
            <!--    平台售卖属性的的面包屑    -->
            <li class="with-x"
                v-for="(attrValue,index) in searchParams.props" :key="index"
            >{{attrValue.split(":")[1]}}<i @click="removeAttrValue(index)">×</i></li>
          </ul>
        </div>
        <!--SearchSelector-->
        <search-selector @tradeMarkInfo="tradeMarkInfo" @AttrInfo="AttrInfo"></search-selector>
        <!--details-->
        <div class="details clearfix">
          <div class="sui-navbar">
            <div class="navbar-inner filter">
              <ul class="sui-nav">
                <li :class="{active:SaleActive}" @click="changeOrder('1')">
                  <a >综合 <i v-show="SaleActive" :class="{'el-icon-bottom':isDesc,'el-icon-top':isAsc}"></i></a>
                </li>
                <li :class="{active:PriceActive}" @click="changeOrder('2')">
                  <a >价格 <i v-show="PriceActive" :class="{'el-icon-bottom':isDesc,'el-icon-top':isAsc}"></i></a>
                </li>
              </ul>
            </div>
          </div>
          <div class="goods-list">
            <ul class="yui3-g">
              <li class="yui3-u-1-5" v-for="(goods,index) in goodsList" :key="goods.id">
                <div class="list-wrap">
                  <div class="p-img">
                    <router-link :to="`/detail/${goods.id}`">
                      <img v-lazy="goods.defaultImg"/>
                    </router-link>
                  </div>
                  <div class="price">
                    <strong>
                      <em>¥ </em>
                      <i>{{goods.price}}</i>
                    </strong>
                  </div>
                  <div class="attr">
                    <a target="_blank" href="item.html" title="促销信息，下单即赠送三个月CIBN视频会员卡！【小米电视新品4A 58 火爆预约中】">
                      {{goods.title}}
                    </a>
                  </div>
                  <div class="commit">
                    <i class="command">已有<span>2000</span>人评价</i>
                  </div>
                  <div class="operate">
                    <a href="success-cart.html" target="_blank" class="sui-btn btn-bordered btn-danger">加入购物车</a>
                    <a href="javascript:void(0);" class="sui-btn btn-bordered">收藏</a>
                  </div>
                </div>
              </li>
            </ul>
          </div>
          <!--          //continues代表连续分页数是5-->
          <MyPagination :pageNo="searchParams.pageNo" :pageSize="searchParams.pageSize" :total="total" :continues="5" @getPageNo="getPageNo"></MyPagination>
        </div>
      </div>
    </div>
  </div>
</template>

<script>
import SearchSelector from "@/pages/Search/SearchSelector/SearchSelector";
import {mapState} from 'vuex'
import {mapGetters} from 'vuex'

export default {
  name: "Search",
  components: {SearchSelector},
  data() {
    return {
      searchParams: {
        //产品相应的id
        category1Id: "",
        category2Id: "",
        category3Id: "",
        //产品的名字
        categoryName: "",
        //搜索的关键字
        keyword: "",
        //排序:初始状态应该是综合且降序
        order: "1:desc",
        //第几页
        pageNo: 1,
        //每一页展示条数
        pageSize: 5,
        //平台属性的操作
        props: [],
        //品牌
        trademark: "",
      },
    }
  },
  //在挂载之前调用一次|可以在发请求之前将带有参数进行修改
  beforeMount() {
    //ES6合并对象
    //在发请求之前，把接口需要传递参数，进行整理（在给服务器发请求之前，把参数整理好，服务器就会返回查询的数据）
    Object.assign(this.searchParams, this.$route.query, this.$route.params);
  },
  mounted() {
    //在发请求之前咱们需要将searchParams里面参数进行修改带给服务器
    this.getData()
  },
  computed: {
    // ...mapState({
    //   //不建议这么写
    //   // goodsList:state => state.search.searchList.goodsList(),
    //
    // })
    ...mapGetters(['goodsList']),
    SaleActive(){
      return this.searchParams.order.indexOf('1') !== -1
    },
    PriceActive(){
      return this.searchParams.order.indexOf('2') !== -1
    },
    isAsc(){
      return this.searchParams.order.indexOf('asc') !== -1
    },
    isDesc(){
      return this.searchParams.order.indexOf('desc') !== -1
    },
    ...mapState({
      total:state => state.search.searchList.total,
    })
  },
  methods:{
    //把发请求的这个action封装到一个函数里面
    //将来需要再次发请求，你只需要在调用这个函数即可
    getData(){
      this.$store.dispatch("GetSearchInfo", this.searchParams);
    },
    //删除分类的名字
    removeCategoryName(){
      //把带给服务器的参数置空了，还需要向服务器发请求
      //带给服务器参数说明可有可无的：如果属性值为空的字符串还是会把相应的字段带给服务器
      //但是你把相应的字段变为undefined，当前这个字段不会带给服务器
      //对象置为undefined时，不会把对象传递给服务器，性能更好
      this.searchParams.categoryName = undefined
      this.searchParams.category1Id = undefined
      this.searchParams.category2Id = undefined
      this.searchParams.category3Id = undefined
      this.getData()
      //地址栏也需要需改：进行路由跳转(现在的路由跳转只是跳转到自己这里)
      //严谨：本意是删除query，如果路径当中出现params不应该删除，路由跳转的时候应该带着
      if(this.$route.params){
        this.$router.push({name:'search',params:this.$route.params})
      }
    },
    //删除关键字
    removeKeyword(){
      //给服务器带的参数searchParams的keyword置空
      this.searchParams.keyword = undefined
      //再次发请求
      this.getData()
      //通知兄弟组件Header清除关键字
      this.$bus.$emit('clear')
      if(this.$route.query){
        this.$router.push({name:'search',query:this.$route.query})
      }
    },
    //自定义事件回调
    tradeMarkInfo(tradeMark){
      //1:整理品牌字段的参数  "ID:品牌名称"
      this.searchParams.trademark = `${tradeMark.tmId}:${tradeMark.tmName}`
      this.getData()
    },
    //删除品牌的信息
    removetradeMark(){
      //将品牌信息置空
      this.searchParams.trademark = undefined
      this.getData()
    },
    //收集平台属性地方回调函数（自定义事件）
    AttrInfo(attr,attrValue){
      //["属性ID:属性值:属性名"]
      const props = `${attr.attrId}:${attrValue}:${attr.attrName}`
      //数组去重
      if (this.searchParams.props.indexOf(props) === -1) this.searchParams.props.push(props)
      this.getData()
    },
    //removeAttr删除售卖的属性
    removeAttrValue(index){
      this.searchParams.props.splice(index,1)
      this.getData()
    },
    changeOrder(flag){
      //flag:用户每一次点击li标签的时候，用于区分是综合（1）还是价格（2）
      //现获取order初始状态【咱们需要通过初始状态去判断接下来做什么】
      // const originOrder = this.searchParams.order
      let originFlag = this.searchParams.order.split(':')[0]
      let originSort = this.searchParams.order.split(':')[1]
      let NewOrder=""
      if(flag === originFlag){
        //如果当前originFlag == flag 说明当前点击的是与之前相同的<li>，只需要修改sort{desc,asc}即可
        NewOrder = `${originFlag}:${originSort === "desc" ? "asc":"desc"}`
      }else {
        //如果当前originFlag ！= flag 说明当前点击的是与之前不同的<li>，只需要修改当前flag，将active指向当前点击即可，sort按默认的desc
        NewOrder= `${flag}:${'desc'}`
      }
      this.searchParams.order = NewOrder
      this.getData()
    },
    //获取当前第几页
    getPageNo(pageNo){
        this.searchParams.pageNo = pageNo
        this.getData()
    }
  },
  //监听组件身上的属性值变化
  watch:{
    $route(newValue,oldValue){

      Object.assign(this.searchParams, this.$route.query, this.$route.params);
      this.getData()
      this.searchParams.category1Id = undefined
      this.searchParams.category2Id = undefined
      this.searchParams.category3Id = undefined
    }
  }

}
</script>

<style lang="less" scoped>
.main {
  margin: 10px 0;

  .py-container {
    width: 1200px;
    margin: 0 auto;

    .bread {
      margin-bottom: 5px;
      overflow: hidden;

      .sui-breadcrumb {
        padding: 3px 15px;
        margin: 0;
        font-weight: 400;
        border-radius: 3px;
        float: left;

        li {
          display: inline-block;
          line-height: 18px;

          a {
            color: #666;
            text-decoration: none;

            &:hover {
              color: #4cb9fc;
            }
          }
        }
      }

      .sui-tag {
        margin-top: -5px;
        list-style: none;
        font-size: 0;
        line-height: 0;
        padding: 5px 0 0;
        margin-bottom: 18px;
        float: left;

        .with-x {
          font-size: 12px;
          margin: 0 5px 5px 0;
          display: inline-block;
          overflow: hidden;
          color: #000;
          background: #f7f7f7;
          padding: 0 7px;
          height: 20px;
          line-height: 20px;
          border: 1px solid #dedede;
          white-space: nowrap;
          transition: color 400ms;
          cursor: pointer;

          i {
            margin-left: 10px;
            cursor: pointer;
            font: 400 14px tahoma;
            display: inline-block;
            height: 100%;
            vertical-align: middle;
          }

          &:hover {
            color: #28a3ef;
          }
        }
      }
    }

    .details {
      margin-bottom: 5px;

      .sui-navbar {
        overflow: visible;
        margin-bottom: 0;

        .filter {
          min-height: 40px;
          padding-right: 20px;
          background: #fbfbfb;
          border: 1px solid #e2e2e2;
          padding-left: 0;
          border-radius: 0;
          box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);

          .sui-nav {
            position: relative;
            left: 0;
            display: block;
            float: left;
            margin: 0 10px 0 0;

            li {
              float: left;
              line-height: 18px;

              a {
                display: block;
                cursor: pointer;
                padding: 11px 15px;
                color: #777;
                text-decoration: none;
              }

              &.active {
                a {
                  background: #F56C6C;
                  color: #fff;
                }
              }
            }
          }
        }
      }

      .goods-list {
        margin: 20px 0;

        ul {
          display: flex;
          flex-wrap: wrap;

          li {
            height: 100%;
            width: 20%;
            margin-top: 10px;
            line-height: 28px;

            .list-wrap {
              .p-img {
                padding-left: 15px;
                width: 215px;
                height: 255px;

                a {
                  color: #666;

                  img {
                    max-width: 100%;
                    height: auto;
                    vertical-align: middle;
                  }
                }
              }

              .price {
                padding-left: 15px;
                font-size: 18px;
                color: #c81623;

                strong {
                  font-weight: 700;

                  i {
                    margin-left: -5px;
                  }
                }
              }

              .attr {
                padding-left: 15px;
                width: 85%;
                overflow: hidden;
                margin-bottom: 8px;
                min-height: 38px;
                cursor: pointer;
                line-height: 1.8;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                -webkit-line-clamp: 2;

                a {
                  color: #333;
                  text-decoration: none;
                }
              }

              .commit {
                padding-left: 15px;
                height: 22px;
                font-size: 13px;
                color: #a7a7a7;

                span {
                  font-weight: 700;
                  color: #646fb0;
                }
              }

              .operate {
                padding: 12px 15px;

                .sui-btn {
                  display: inline-block;
                  padding: 2px 14px;
                  box-sizing: border-box;
                  margin-bottom: 0;
                  font-size: 12px;
                  line-height: 18px;
                  text-align: center;
                  vertical-align: middle;
                  cursor: pointer;
                  border-radius: 0;
                  background-color: transparent;
                  margin-right: 15px;
                }

                .btn-bordered {
                  min-width: 85px;
                  background-color: transparent;
                  border: 1px solid #8c8c8c;
                  color: #8c8c8c;

                  &:hover {
                    border: 1px solid #666;
                    color: #fff !important;
                    background-color: #666;
                    text-decoration: none;
                  }
                }

                .btn-danger {
                  border: 1px solid #e1251b;
                  color: #e1251b;

                  &:hover {
                    border: 1px solid #e1251b;
                    background-color: #e1251b;
                    color: white !important;
                    text-decoration: none;
                  }
                }
              }
            }
          }
        }
      }

      .page {
        width: 733px;
        height: 66px;
        overflow: hidden;
        float: right;

        .sui-pagination {
          margin: 18px 0;

          ul {
            margin-left: 0;
            margin-bottom: 0;
            vertical-align: middle;
            width: 490px;
            float: left;

            li {
              line-height: 18px;
              display: inline-block;

              a {
                position: relative;
                float: left;
                line-height: 18px;
                text-decoration: none;
                background-color: #fff;
                border: 1px solid #e0e9ee;
                margin-left: -1px;
                font-size: 14px;
                padding: 9px 18px;
                color: #333;
              }

              &.active {
                a {
                  background-color: #fff;
                  color: #e1251b;
                  border-color: #fff;
                  cursor: default;
                }
              }

              &.prev {
                a {
                  background-color: #fafafa;
                }
              }

              &.disabled {
                a {
                  color: #999;
                  cursor: default;
                }
              }

              &.dotted {
                span {
                  margin-left: -1px;
                  position: relative;
                  float: left;
                  line-height: 18px;
                  text-decoration: none;
                  background-color: #fff;
                  font-size: 14px;
                  border: 0;
                  padding: 9px 18px;
                  color: #333;
                }
              }

              &.next {
                a {
                  background-color: #fafafa;
                }
              }
            }
          }

          div {
            color: #333;
            font-size: 14px;
            float: right;
            width: 241px;
          }
        }
      }
    }

    .hot-sale {
      margin-bottom: 5px;
      border: 1px solid #ddd;

      .title {
        font-weight: 700;
        font-size: 14px;
        line-height: 21px;
        border-bottom: 1px solid #ddd;
        background: #f1f1f1;
        color: #333;
        margin: 0;
        padding: 5px 0 5px 15px;
      }

      .hot-list {
        padding: 15px;

        ul {
          display: flex;

          li {
            width: 25%;
            height: 100%;

            .list-wrap {
              .p-img, .price, .attr, .commit {
                padding-left: 15px;
              }

              .p-img {
                img {
                  max-width: 100%;
                  vertical-align: middle;
                  border: 0;
                }
              }

              .attr {
                width: 85%;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                -webkit-line-clamp: 2;
                overflow: hidden;
                margin-bottom: 8px;
                min-height: 38px;
                cursor: pointer;
                line-height: 1.8;
              }

              .price {
                font-size: 18px;
                color: #c81623;

                strong {
                  font-weight: 700;

                  i {
                    margin-left: -5px;
                  }
                }
              }

              .commit {
                height: 22px;
                font-size: 13px;
                color: #a7a7a7;
              }
            }
          }
        }
      }
    }
  }
}
</style>